Use the sentence to answer the question.

Sherman Poppen is credited with inventing the snowboard (though many before him, including children and adults, have claimed to slide seamlessly down a hill while standing on a single flat surface), which allowed for the sport to take hold during the 1970s and 1980s.
How does the writer vary syntax in the sentence?
(1 point)
• by using a simple sentence structure
• by using a comma splice for emphasis
• by separating a related idea using parentheses
• by separating two dependent clauses with a comma

1 answer

The writer varies syntax in the sentence by separating a related idea using parentheses.